[root@iZ2zed4vmulmu2gioymytpZ ~]# cd /mnt
[root@iZ2zed4vmulmu2gioymytpZ mnt]# ll
total 32
drwxr-xr-x 3 root    root  4096 Apr 12 13:51 docker-compose-yml
drwx------ 2 root    root 16384 Apr 12 09:25 lost+found
drwxr-xr-x 6 polkitd root  4096 Apr 12 13:54 mysql_data
drwxr-xr-x 4 root    root  4096 Apr 12 11:45 vsftp
drwxr-xr-x 2 root    root  4096 Apr 12 11:46 webapps
[root@iZ2zed4vmulmu2gioymytpZ mnt]# cd docker-compose-yml
[root@iZ2zed4vmulmu2gioymytpZ docker-compose-yml]# ll
total 8
drwxr-xr-x 2 root root 4096 Apr 12 13:52 tomcat-mysql
-rw-r--r-- 1 root root  718 Apr 12 13:36 vsftpd-compose.yml
[root@iZ2zed4vmulmu2gioymytpZ docker-compose-yml]# mkdir vsftp
[root@iZ2zed4vmulmu2gioymytpZ docker-compose-yml]# mv vsftpd-compose.yml vsftp/docker-compose.yml
[root@iZ2zed4vmulmu2gioymytpZ docker-compose-yml]# ll
total 8
drwxr-xr-x 2 root root 4096 Apr 12 13:52 tomcat-mysql
drwxr-xr-x 2 root root 4096 Apr 12 13:57 vsftp
[root@iZ2zed4vmulmu2gioymytpZ docker-compose-yml]# cd vsftp
[root@iZ2zed4vmulmu2gioymytpZ vsftp]# ll
total 4
-rw-r--r-- 1 root root 718 Apr 12 13:36 docker-compose.yml
[root@iZ2zed4vmulmu2gioymytpZ vsftp]# docker-compose up -d
[+] Running 1/2
 ? Network vsftp_default  Created                                                                           0.0s
 ? Container vsftpd       Creating                                                                          0.0s
Error response from daemon: Conflict. The container name "/vsftpd" is already in use by container "a8955bde97a6861820dd707babd67cc6f2947c51d82026577ed2f029c49d025a". You have to remove (or rename) that container to be able to reuse that name.
[root@iZ2zed4vmulmu2gioymytpZ vsftp]# docker rm -f vsftpd
vsftpd
[root@iZ2zed4vmulmu2gioymytpZ vsftp]# docker-compose up -d
[+] Running 1/1
 ? Container vsftpd  Started                                                                                0.6s
[root@iZ2zed4vmulmu2gioymytpZ vsftp]#

cd /mnt/docker-compose-yml/tomcat-mysql

docker-compose up -d

docker-compose down

Q:删除docker image用什么命令

A:

docker rmi tomcat:8.5.55-jdk8-openjdk